Detailed Record

Title: Course protractor

Accession Number: 1969.336 Category: INSTRUMENTSType: course protractor Maker: White, Kelvin & Wilfrid O. Place: USA, MA, Boston Date: Materials: Description: Transparent course protractor which is in a brown envelope with instructions printed on the outside. There are red and black letters and numerals on the clear plastic. The protractor is a 20" rule attached to a 5 1/2" square in the middle with a pivot. Marked on the protractor is "Kelvin & Wilfrid O. White, Co. 90 State St. Boston."